In a small British village during World War II, a group of older men becomes the last line of defense against the German invasion. With little more than good intentions and a fervent desire to contribute to the war effort, the local unit's leader, Lieutenant Wilson, must contend with the peculiarities and eccentricities of his team, which includes everyone from an eccentric old man to a somewhat miserly shopkeeper.
Everything seems to go according to plan until a new officer arrives who questions their methods and competencies, sowing doubts among the group members. Comic situations soon arise, from disasters in their training to hilarious encounters with the townsfolk. But when a German spy appears in their midst, the men's competence is put to the test.
As tensions rise, the group will need to learn to work together and overcome their differences to combat the threat that not only endangers their community but also their dignity. With a comedic and heartwarming approach, the story captures the struggle between inexperience and the value of camaraderie, showing that, although times are tough and circumstances are adverse, friendship and the fighting spirit can enable even the most unlikely heroes to rise. A lesson in courage and humor, reminding us that heroes don’t always wear capes; sometimes, they wear straw hats.